a) 1942….998 (So Sánh) 1999… 2000 6742….6722 900 + 9…9009 b) 9650…9651 9156….6951 1965….1956 6591…6591
2 câu trả lời
a)
$1942$ $>$ $998$
$1999$ $>$ $2000$
$6742$ $>$ $6722$
$900$ $+$ $9$ $=$ $9009$
b) $9650$ $<$ $9651$
$9156$ $>$ $6951$
$1965$ $>$ $1956$
$6591$ $=$ $6591$
a)1942>998. b)9650<9651
1999<2000. 1965>6951
6742>6722. 6591=6591
900+9<9009. 9156>6591